Invite them
Yes it does work on black ops maybe the other players in black ops but in modern warfare 3,the mic does work
u have to ask other players
Up to 4 players can play simultaneously in call of duty black ops multiplayer.
its on 2 player on local but u can go 3 or more players on xbox live
No there can not be 4 players on Call of Duty Black Ops Zombies on PS3 offline.
Yes
Black Ops has Co-Op play
u cant unles in BLACK ops dead ops arcade
It is probably a problem with your internet connection with you and the other players. If not, make sure that your party settings aren't on closed.
you can't do it on splitscreen. you have to go on xbox live/playstation live to have more than 2 players in one game.
FOUR
8 players in zombies